High abrasion and moisture wicking mesh lining - Dependable long-lasting comfort - Full gusset leather tongue - Keeps feet dry and comfortable - Supporting steel shank - Solid stable work platform - Molded waterproof TUP shell - Dry comfort - Removable polyurethane Comfort Core air flow orthodic insert - Won't compress, foot cushioning, shock absorbing, cooling - Full grain SPR leather - Oil resistant rubber "Phoenix" outsole